number = int(input("数字: "))

if number > 10:
    print("ok!!!")
else:
    print("warn!!!")


# 多条件判断
score = int(input("成绩: "))

if score > 90 and score <= 100:
    print("优秀")
elif score > 80 and score <= 90:
    print("良好")
elif score > 70 and score <= 80:
    print("中等")
elif score > 60 and score <= 70:
    print("及格")
else:
    print("差")

# if里面套if
age = int(input("年龄: "))

if age <= 20:
    username = input("姓名: ")
    if username == "马自豪":
        print("枪毙")
    else:
        print("晋级")
else:
    print("淘汰")


